Compiled on PI4B4G with 5.10.77-piCore-v8

Reference:
https://github.com/archlinux/svntogit-community/blob/packages/miniupnpd/trunk/PKGBUILD

Compile Flags:
CC='gcc -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -flto'
CXX='g++ -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -flto'
CPPFLAGS='-DNDEBUG'
LDFLAGS="-Wl,-O1"
export CC CXX CPPFLAGS LDFLAGS

Dependencies:
compiletc
iptables-dev
libcap-ng-dev
openssl-dev

Commands: (I'm keeping etc files in /etc rather than /usr/local/etc because it may break several things)

wget http://miniupnp.free.fr/files/download.php?file=miniupnpd-2.3.0.tar.gz -O miniupnpd-2.3.0.tar.gz

tar -xf miniupnpd-2.3.0.tar.gz

cd miniupnpd-2.3.0

./configure --ipv6 --leasefile

time make -j4
real    0m 15.43s
user    0m 28.94s
sys     0m 5.95s

DESTDIR=/tmp/packing-miniupnpd make install

cd /tmp/packing-miniupnpd
mkdir ./usr/local/
mv ./usr/sbin ./usr/local/
rm -fr ./usr/share

# check path /usr --> /usr/local, /etc --> /usr/local/etc
sed -i 's:/usr/sbin:/usr/local/sbin:g' ./etc/init.d/miniupnpd

# hard coded in binary
# tce.install
[ -f /etc/miniupnpd.conf ] || cp /etc/miniupnpd/miniupnpd.conf /etc/